Troy-Bilt 640C - Tuffy CRT, 644A - Super Bronco CRT, 640C-Tuffy manual Parts List, Description

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(A) For Model 640C

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(B)For Model 644A

REF

PART NO.

DESCRIPTION

REF

PART NO.

DESCRIPTION

NO.

NO.

 

 

 

 

 

 

 

 

 

 

1

715-0108

Spirol Pin

14

686-04043

Tine Hood Assembly (A)

2

710-0597

Hex Hd. Screw, 1/4-20 x 1

 

686-04041

Tine Hood Assembly (B)

3

710-0599

Screw, Self-Tapping,1/4-20 x 1/2

15

GW-55088

Bushing

4

710-0874

Hex Hd. Screw, 5/16-18 x 1-1/4

16

GW-9384

Spring, Depth Regulator

5

710-3008

Hex Hd. Screw, 5/16-18 x .75

17

GW-9534

Spacer

6

712-04064

Hex Lock Nut, Nylon, 1/4-20

18

710-04048

Hex Hd. Flange Screw, 5/16-18 x 1

7

712-04063

Hex Lock Nut, Nylon, 5/16-18

19

618-04254

Transmission Assembly (A)

8

1916707

Channel Support Bracket

 

618-04046

Transmission Assembly (B)

9

736-0119

Lock Washer, 5/16

20

786-04191

Flap Stop Bracket

10

GW-55013-1

Hood Bracket, Left Hand

21

1916570

Reverse Stop Arm

11

GW-55013-2

Hood Bracket, Right Hand

22

710-0395

Hex Screw, 5/16-18 x 2.25

12

GW-55015

Drag Bar

23

1916771

Spacer, .462 x .328 x 1.63

13

GW-55018

Depth Regulator Lever

24

736-0275

Flat Washer, 5/16

 

 

 

 

 

 

 

 

 

 

 

 

23

Image 23
Contents 15/04 Form no -00585C OM.fmCustomer Support Table of ContentsFinding Model Number Safety Alert Symbol SafetyUse slower engine speeds Refer to the Maintenance sectionsExercise caution to avoid slipping or fall- ing Keep children and pets awayTo Avoid Serious Injury Operating SymbolsInspect Unit AssemblyAssembly Steps IntroductionUse the handlebar to roll the tiller to a flat area Install Forward Clutch CableWith the Forward Clutch Bail Y, Fig While preventing the cable adjuster from turningCheck all nuts and screws for tightness Check Transmission OIL LevelFreewheel Ature package to identify the controls on your engineStop all tiller motion by releasing the Forward Clutch Bail Travel Position Shallow SettingsTo adjust the handlebars To operate the Forward Clutch BailChange engine oil Following steps describe how to start and stop the engineIntroduction BREAK-IN Operation Starting and StoppingTo move the Model 640C in reverse for short distances For forward motion of the wheels and power to the tinesOperating the Tiller Stopping the Engine and TillerTilling Tips & Techniques Read the following recommendations before tilling on slopes Tilling Tips & Techniques CON’TTilling On Slopes Clearing the TinesTerrace Gardening Loading and Unloading the TillerCheck Tire Pressure Transmission Gear OIL ServiceTiller Lubrication Check HardwareTine Inspection Removing⁄Installing a Single TineRemoving⁄Installing a Tine Assembly Bolo TinesTo Check Forward Belt Tension Checking and AdjustingReplacement Belt Information To Check Reverse Belt Tension Forward Clutch Bail AdjustmentEngine Cleaning AIR Cleaner Service Engine OIL Service Model 644A onlyTo Change the Engine Oil Spark Plug ServiceSpark Arrester Screen Service OFF-SEASON StorageProblem Possible Cause Correction TroubleshootingDescription Parts ListModels 640C & 644A Models 640C & 644A GW-1325C Shim Set Incl. the following shims Front 433 Models 640C & 640A Hold Tines With Blunt End Toward You Tine ShaftPage TROY-BILT Tiller Lifetime Limited Warranty

640C - Tuffy CRT, 644A - Super Bronco CRT, 640C-Tuffy CRT, 640C-Tuffy specifications

The Troy-Bilt 640C-Tuffy and the 644A-Super Bronco CRT are exemplary models in the realm of cultivators and tillers, merging robust performance with user-friendly features. These machines are designed to make garden preparation easier and more efficient, catering to both amateur gardeners and seasoned horticulturists alike.

The Troy-Bilt 640C-Tuffy boasts a powerful engine and features a rear-tine design, enabling the user to tackle tough soil with ease. One of its main features is the Carbide Tines that effectively break up hard ground and aerate the soil, promoting healthy growth. The 640C-Tuffy is sturdy, with durable construction that ensures longevity and resilience against tough garden conditions. It also includes a 10-inch tilling width, allowing it to cover substantial ground in shorter periods. Moreover, the model is equipped with adjustable tilling depth settings, accommodating various types of gardening tasks from breaking new ground to preparing existing beds.

On the other hand, the 644A-Super Bronco CRT highlights innovative technology that makes tilling a breeze. This model features counter-rotating tines which effectively mix compost and soil, offering improved mixing and aeration. The 644A is known for its robust performance, powered by a reliable engine, which delivers consistent torque even on challenging soil types. Additionally, its 18-inch tilling width allows for broader coverage, resulting in efficient garden preparation.

Both models are equipped with ergonomic handlebars designed for operator comfort. These handlebars are adjustable, allowing users of different heights to find a comfortable grip, thus reducing fatigue during extended use. The 640C-Tuffy and 644A-Super Bronco CRT are designed with ease of operation in mind, featuring intuitive controls and a lightweight design that makes maneuvering effortless.

In terms of maintenance, both models boast easily accessible components which allow for simple servicing and routine upkeep, ensuring long-lasting performance. Additionally, these cultivators are built with safety features, including protective shields that guard against debris.

In summary, the Troy-Bilt 640C-Tuffy and 644A-Super Bronco CRT shine in their ability to combine cutting-edge technology, user-friendly operation, and robust design, making them ideal choices for anyone looking to enhance their gardening experience. Whether preparing a new garden bed or maintaining an existing one, these cultivators are engineered to deliver exceptional results with ease and confidence.